SUMMARY FOR THE MONTH OF _--, 19 
Data for pressure, dry and wet thermometers, dew-point, humidity, vapor pressure, and mean cloudiness are in 75th meridian time. All other data are in 
the standard of time in local use. 
PRESSURE. _ ^ , 
(Correction to reduce to a 24-hour mean ) 
STATION. 
Mean. 
8 a.m. 8 p. m. 
Corrected mean_ 
Monthly. 
(g) 
Highest. 
m 
Date. 
Lowest. 
( h ) 
Date. 
Absolute 
range. 
3" 
r? * 
e. 7/7 
REDCCED. 
Mean. 
Highest. 
do 
Date. 
Lowest. 
(h) 
Date. 
Absolute 
range. 
8 a. m. 
8 p. m. 
Monthly. 
(0) 
Sri. m( 
Tr. V ! 
7T 
3 A <*7 
7 " 
f ,7 '-A 
Corrected mean- 
3-C’. 
3,500-ft - 
10,000-ft_ 
TEMPERATURE. 
MEAN. 
Dry. 
W ET. 
Max. 
Min. 
Monthly. 
8 a. m. 
8 p. m. 
(8+8) 4-2 
8 a. m. 
8 p. m. 
Monthly. 
(g> 
(g) 
H.6~ 
3-Z.Z- 
- 
F7// 
3T.3 
Dew-point. 
Relative Humidity. 
Vapor Pressure. 
8 a. m. 
8 p. m. 
Monthly. 
( 9 ) 
8 a. m. 
8 p. m. 
Monthly. 
(g) 
8 a. m. 
8 p. m. 
Monthly. 
(g) 
- 
,7,y 
-- 
A- 
,/36~ 
- 
Sea- 
level. 
(g) 
3,500- 
ft. 
(g) 
10 , 000 - 
ft. 
(g) 
High- 
est. 
Date. 
Lowest. 
Date. 
Absolute 
range. 
Greatest 
daily range. 
Date. 
Least daily 
range. 
Date. 
(0 
(£) 
(0 
(0 
(*) 
(0 
(i) 
(i) 
L-b 
If 
3*" 
3*2- 
F 
/y" 
NUMBER OF DAYS WITH—(j) 
Maximum. 
Minimum. 
32° 
or below. 
90° 
or above. 
32° 
or below. 
Zero 
or below. 
3 
* 
73T 
8 
WIND. 
Total movement 
(mid. to mid.). 
Average 
hourly 
velocity. 
Prevailing 
direction. 
(p ) 
Maximum 
velocity. 
( r ) 
Direction. 
(r) 
Date. 
(r) 
Number of Times Wind Observed from the— 
N. 
NE. 
E. 
SE. 
S. 
sw. 
w. 
sw. 
Calm. 
$777 
IA/ 
A r tv 
J--€i 
C 
c 
3 
/ 
3 
/ 7 
77 . 
----- - 
WEATPIER. 
Mean Cloudiness. 
Sunshine. 
Number of Days. 
8 a. m. 
8 p. m. 
Monthly. 
(0 
Percentage of 
possible. 
Clear. Partly cloudy. 
Cloudy. 
Jr- L 
tS ' 
J : 
F 3 
/ + 
3 
Number of Days 
with Precipitation (Mid. to Mid.). 
Clear. 
Partly cloudy. 
Cloudy. 
(H) 
(») 
(«) 
0 
3 
MISCELLANEOUS PHENOMENA. 
DATES OF—(MIDNIGHT TO MIDNIGHT) 
Frosts. 
Light. 
Heavy. 
/t_^- c-cr- e C 
Killing. 
Thunderstorms. 
(») 
/ 
Winds. 
(40 miles or over.) 
Solar 
Halos. 
Lunar 
Halos. 
Fog. 
Haze. 
Smoke. 
Hail. 
Aurora. 
Light. 
Dense. 
Light. 
Dense. 
Light. 
Dense. 
& 
7-j" 
«- 
PRECIPITATION (in inches and hundredths), (m) 
TOTAL 
AMOUNT. 
Greatest 
Amount in 24 
Consecutive 
Hours. 
Am’t. 
O.iTV 
4* 
Date. 
(A) 
s-21 
EXCESS1VE. 
NUMBER OF DAYS WITH— (Mid. to Mid.). 
SNOW. 
2.50 Inches in 24 Hours. 
(1) * 
1 Inch per Hour. 
(J) 
Trace. 
.01 
or more. 
.04 
or more. 
.25 
or more. 
1.00 
or more. 
Total. 
Am’t. 
Duration. 
h. m. 
Date. 
(*) 
Am’t. 
Duration. 
h. in. 
Date. 
m 
— 
■7-z- m 
- / 
— 
f 
if 
S~ 
7^ 
Snow. 
Trace 
or 
more. 
.01 or 
more 
melted. 
^ . 
Total 
Depth. 
(°) 
7~ 
Average 
Depth at 
End of 
Month. 
T 
10 minutes _, date 
fit t-7 " 
(to) Maximum precipitation in 5 minutes-t_il-, date —~it- 
30 minutes _, date_ El-lF -; I hour-•—j ?zj -—, date- /T-jff- -; 2 hours / 
1 ' *7 — 2,/ ' 
_; 15 minutes-elate--- \ 
b_ _; 2 hours_/-, date - ^ - 
EXCESSIVE. 
Date. 
Total Duration. 
From— 
9lr u 
To— 
Total 
am’t of 
precipi¬ 
tation. 
^ 'l a 
Excessive Rate. 
Began— Ended— 
£ *7 T-lc 
Am’t 
before 
excess¬ 
ive 
began. 
7 c 
Accumulated 
r D Depths during Excessive Rate, for Consecutive Periods of Time indicated below. 
5 
min. 
10 
min. 
15 
min. 
20 
min. 
ft l l 
25 
min. 
7 
30 
min. 
35 
min. 
40 
min. 
£<r // f /l 
45 
min. 
50 
min. 
60 
min. 
80 
min. 
100 
min. 
120 
min. 
* The duration is the time precipitation was actuaHy recorded. 
_ 
8-154 
A 
nr 
Prepared by 
(Fmh 
Weather Bureau. 
